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A heat engine accepts 200,000 kJ of heat from a source at 800 K and rejects 100,000 kJ of heat to a sink at 300 K. Calculate the entropy change of all the components of this engine and determine if it is completely reversible. How much total work does it produced?
determine the outlet temperature of air as it leaves the underwater portion of the duct. Also, for an overall fanefficiency of 55 percent, determine the fan power input needed to overcome the flow resistance in this section of the duct.
consider a subsonic engine inlet i.e. a diffuser with an inlet area of 2300 in2 and an exitinlet area ratio of 1.44.
a wad of clay mass m1 with an initial horizontal velocity v1 hits and adheres to the massless rigid bar which supports
A 0.6 m diameter gas pipeline is being used for the long-distance transport of natural gas. Just pas a pumping station, the gas is found to be at a temperature of 25 C and a pressure of 3.0 MPa. The mass flow rate is 125 kg/s, and the gas flow is adi..
How would you calculate the sensible heat, the latent heat, and determine the latent heat of vaporization of the water vapor in this air stream as the air is cooled from 170 F to 48 F?
the heat flux that is applied to one face of a plane wall is q 20 w m2. the opposite face is exposed to air at
rocket boosts the speed of a spacecraft from 7500 m/s to 10 500 m/s with a thrust of 890 kN. Calculate the rocket power.
what is comb drive actuator simulation steps in ansys software?
Sketch and annotate the drive train described above. What's the overall system gear ratio? Formula, Substitute/Solve,
With the presence of stagnant air in the steam, the condensate surface temperature drops from 28 to 24°C and the condensate rate is reduced by a factor of 2. For the air-steam mixture, determine the partial pressure of air as a function of distanc..
consider an ideal gas-turbine cycle with two stages of compression and two stages of expansion. the pressure ratio
helium is used to operate an 18 hp gas turbine. the gas enters the steady-flow device at 220 fts through an area of
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